At a Glance
- Tasks: Design and support secure network infrastructures while solving complex technical issues.
- Company: Join a growing tech team focused on diverse customer solutions.
- Benefits: Competitive salary, flexible working options, and opportunities for professional growth.
- Other info: Dynamic role with excellent career advancement potential.
- Why this job: Make a real impact by enhancing customer networks and building lasting relationships.
- Qualifications: 3+ years in networking, strong troubleshooting skills, and customer-facing experience.
The predicted salary is between 40000 - 50000 £ per year.
We're looking for an experienced 3rd Line Support Engineer to join a growing technical team, supporting a diverse customer base across the South East.
This is a hands‑on role with a strong emphasis on networking, whilst also requiring solid infrastructure experience across Microsoft and virtualisation technologies.
You'll be responsible for designing, implementing and supporting customer network environments, delivering infrastructure projects, and acting as a senior technical escalation point.
This role would suit someone who enjoys working across multiple technologies, solving complex technical issues and building long‑term relationships with customers.
Key Responsibilities
- Design, implement and support secure, resilient customer network infrastructure.
- Configure and maintain routers, switches, firewalls, wireless networks and VPN connectivity.
- Support LAN, WAN and SD‑WAN environments, ensuring high levels of performance and availability.
- Manage routing, switching, VLANs, IP addressing, DNS and DHCP.
- Troubleshoot complex networking and infrastructure issues across customer environments.
- Support Windows Server, Active Directory and Microsoft 365 environments.
- Maintain and administer VMware and/or Hyper‑V virtualisation platforms.
- Deliver infrastructure upgrades, migrations, deployments and refresh projects.
- Monitor network performance, security and system health, proactively identifying improvements.
- Produce and maintain technical documentation, network diagrams and implementation plans.
- Participate in customer onboarding, infrastructure reviews and technical assessments.
- Provide both remote and onsite support, working closely with customers to deliver exceptional service.
- Collaborate with vendors and technology partners to deliver the best technical solutions.
- Assist with technical pre‑sales activities and solution design where required.
About You
We're looking for someone with a strong networking background who also has broad infrastructure experience and enjoys working in a customer‑facing environment.
You'll ideally have
- 3+ years' experience in a Network Engineer, Infrastructure Engineer or similar role.
- Strong understanding of TCP/IP, UDP, ICMP and core networking principles.
- Excellent knowledge of routing, switching, VLANs, DNS, DHCP and IP addressing.
- Experience with networking platforms such as Fortinet, Sophos, Cisco Meraki or similar.
- Good experience supporting Microsoft technologies including Windows Server, Active Directory and Microsoft 365.
- Experience with VMware and/or Hyper‑V.
- Excellent troubleshooting and problem‑solving skills.
- Strong communication skills with the ability to engage confidently with customers.
- A full UK driving licence (preferred).
- CCNA, CCNP or equivalent networking certifications.
- Previous MSP experience.
- Microsoft Azure experience or certifications.
- Knowledge of Vo IP and telecommunications.
- Cyber security awareness and best practices.
- #J-18808-Ljbffr
Network Infrastructure Engineer in London employer: Digital Waffle
Digital Waffle is an exceptional employer, offering a dynamic work culture that prioritises innovation and collaboration in the energy sector. Employees benefit from ongoing professional development opportunities, competitive compensation, and a commitment to sustainability, making it a rewarding place to contribute to the UK's critical infrastructure. Join us to be part of a team that values your expertise and empowers you to make a meaningful impact on the future of energy security.
StudySmarter Expert Advice🤫
We think this is how you could land Network Infrastructure Engineer in London
✨Get Involved in the Cybersecurity Community
Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!
✨Show Off Your Skills with Capture the Flag Competitions
Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including Digital Waffle, love seeing candidates who actively engage in these challenges.
✨Tailor Your Online Presence
Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!
✨Apply Directly Through Digital Waffle
Don’t forget to head straight to our website and check out any openings for cybersecurity roles at Digital Waffle. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.
We think you need these skills to ace Network Infrastructure Engineer in London
Some tips for your application 🫡
Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!
Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!
Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at Digital Waffle insight into your practical problem-solving abilities and makes your application memorable.
Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to Digital Waffle that you’re committed to staying ahead in the game.
How to prepare for a job interview at Digital Waffle
✨Sharpen Your Technical Skills
For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.
✨Prepare for Scenario-Based Questions
Expect the interviewers at Digital Waffle to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.
✨Highlight Your Certifications
Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at Digital Waffle.
✨Show Your Passion for Cybersecurity
Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.
